[Serusers] fr_inv_timer + avp not working under high load

[Jiri Kuthan]

At 05:40 06/11/2006, Nils Ohlmeier wrote:
>Hello Marcus.
>
>On Tuesday 31 October 2006 15:46, Marcus Hunger wrote:
>> Hi list,
>> I am trying to realise dynamic invite-timeout-timers loading timer-settings
>> per call from my database using avp. It seems to work perfectly on my
>> development-system but fails nearly completly in my high loaded
>> life-environment. According to my logs, timer values are set correctly
>> (eg.: reply_received: FR_INV_TIMER = 15, see modules/tm/t_reply.c:1371),
>> but most of the times the timers have no effect.
>>
>> My setup is similar to
>> http://siprouter.onsip.org/doc/gettingstarted/ch09.html, but avps are not
>> written by hand, but acquired with:
>> modparam("tm", "fr_inv_timer_avp", "mytimer");
>> avp_db_load("$ruri/username","s:mytimer");
>>
>> 'mytimer' is an attribute in an usr_preferences-table.
>>
>> Ser's version is 0.9.6.
>>
>> I already searched the list-archives without finding anything regarding
>> this issue. I Also failed accessing the bug-tracker
>> (http://bugs.sip-router.org/), it gave me an internal server error.
>>
>> Has anybody experienced this effect? Is this a bug? Is there a workaround?
>
>I'm not sure but the new timer implementation in SER head might solve this 
>problem.

I would definitely try this first. The thing is that the old timer system
was fast but not flexible, and variable timers just slowed down. The new
timer system should address that. Can you share with us if it made things
better for you?

-jiri


--
Jiri Kuthan            http://iptel.org/~jiri/